Heerlen to Buenos Aires time converter

Buenos Aires is 5 hours behind Heerlen. When it is 9:00 AM in Heerlen, it is 4:00 AM in Buenos Aires.

Heerlen CEST

Tuesday, October 20, 2026

Buenos Aires ART

Monday, October 19, 2026

The Netherlands
Tue, Oct 20
CESTUTC+2
Argentina
Mon, Oct 19
ARTUTC-3-5h
Finding your time zone…

12:39 AM in Heerlen, Tuesday, October 20, 2026

Shared working hours (9:00–18:00)

Heerlen to Buenos Aires conversion table

Every hour of today in Heerlen and the matching time in Buenos Aires. Light rows are typical working hours (9:00–18:00).

HeerlenBuenos Aires
12:00 AM7:00 PM−1 day
1:00 AM8:00 PM−1 day
2:00 AM9:00 PM−1 day
3:00 AM10:00 PM−1 day
4:00 AM11:00 PM−1 day
5:00 AM12:00 AM
6:00 AM1:00 AM
7:00 AM2:00 AM
8:00 AM3:00 AM
9:00 AM4:00 AM
10:00 AM5:00 AM
11:00 AM6:00 AM
12:00 PM7:00 AM
1:00 PM8:00 AM
2:00 PM9:00 AM
3:00 PM10:00 AM
4:00 PM11:00 AM
5:00 PM12:00 PM
6:00 PM1:00 PM
7:00 PM2:00 PM
8:00 PM3:00 PM
9:00 PM4:00 PM
10:00 PM5:00 PM
11:00 PM6:00 PM

Best time to call or meet

Both sides are at work from 2:00 PM – 6:00 PM in Heerlen (9:00 AM – 1:00 PM in Buenos Aires).

Daylight saving time and the difference

The difference changes during the year because Heerlen and Buenos Aires switch clocks on different dates:

  • Oct 20, 2026 – Oct 25, 2026: -5h
  • Oct 25, 2026 – Mar 28, 2027: -4h
  • Mar 28, 2027 – Oct 20, 2027: -5h

Distance

Heerlen and Buenos Aires are 11,395 km (7,081 miles) apart in a straight line.

More conversions

Questions and answers

What is the time difference between Heerlen and Buenos Aires?

Buenos Aires is 5 hours behind Heerlen.

What time is it in Buenos Aires when it is 9 AM in Heerlen?

When it is 9:00 AM in Heerlen, it is 4:00 AM in Buenos Aires.

When is the best time to call Buenos Aires from Heerlen?

Both sides are at work from 2:00 PM – 6:00 PM in Heerlen (9:00 AM – 1:00 PM in Buenos Aires).

Does the time difference between Heerlen and Buenos Aires change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.